A boat travels 72 km downstream in 8 hours and 84 km upstream in 12 hours. Find the speed of the boat in still water and the speed of the water current ?

A boat travels 72 km downstream in 8 hours and 84 km upstream in 12 ho

1.	A boat travels 72 km downstream in 8 hours and 84 km upstream in 12 hours. Find the speed of the boat in still water and the speed of the water current ?
A.	9 and 3 kmph
B.	6 and 7 kmph
C.	8 and 1 kmph
D.	7 and 2 kmph
Answer» D. 7 and 2 kmph

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A boat travels 72 km downstream in 8 hours and 84 km upstream in 12 hours. Find the speed of the boat in still water and the speed of the water current ?

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